ios integration tests to network_cli (#33920)

* Preliminary steps

* Fix Python3 network_cli ios

* Add connection to debug strings

* Fix ios confirm prompt by way of optional newline

Also update ios_user delete tests

test/integration/targets/ios_user/tests/cli/auth.yaml

@@ -8,6 +8,7 @@
       state: present
       authorize: yes
       configured_password: pass123
+    become: yes
 
   - name: test login
     expect:
@@ -34,6 +35,7 @@
       name: auth_user
       state: absent
       authorize: yes
+    become: yes
     register: result
 
   - name: reset connection